|I Am Curiously Yellow|
|Original Air Date||May 15th, 1970|
|Writers||Lloyd Turner and Whitey Mitchell|
|Previous Episode||Do I Hear a Vaults?|
|Next Episode||Movie: The Nude Bomb|
- Maxwell Smart - Don Adams
- Agent 99 - Barbara Feldon
- The Chief - Edward Platt
- Larabee - Robert Karvelas
- Ming Chong Ho (mentioned)
- This is the last episode of the original series, screening just four months and 3 days short of the 5th anniversary of the airing of the pilot episode "Mr. Big" on September 18, 1965.
- The name of the episode's "MacGuffin", the stolen weapon, inexplicably changes from Narco 5-12 to Marco 5-12 in the second half.
The title refers to the 1967 Swedish film I Am Curious (Yellow), companion to 1968's I Am Curious (Blue), yellow and blue being the colors of the Swedish flag.